Skip to Content
Merck
CN

526037

Cyclopentanecarboxaldehyde

95%

Synonym(s):

Cyclopentanealdehyde, Cyclopentanecarbaldehyde, Cyclopentyl aldehyde, Cyclopentylformaldehyde, Formylcyclopentane

Sign In to View Organizational & Contract Pricing.

Select a Size

About This Item

Linear Formula:
C5H9CHO
CAS Number:
872-53-7
Molecular Weight:
98.14
NACRES:
NA.22
PubChem Substance ID:
24874526
UNSPSC Code:
12352100
MDL number:
MFCD00060798
Assay:
95%

Key Documents

View All Documentation
Technical Service
Need help? Our team of experienced scientists is here for you.
Let Us Assist
Technical Service
Need help? Our team of experienced scientists is here for you.
Let Us Assist

InChI key

VELDYOPRLMJFIK-UHFFFAOYSA-N

SMILES string

[H]C(=O)C1CCCC1

InChI

1S/C6H10O/c7-5-6-3-1-2-4-6/h5-6H,1-4H2

assay

95%

contains

0.1% hydroquinone as stabilizer

refractive index

n20/D 1.4430 (lit.)

bp

140-141 °C (lit.)

density

0.919 g/mL at 25 °C (lit.)

functional group

aldehyde

storage temp.

2-8°C

Quality Level

100

Related Categories

General description

Cyclopentanecarboxaldehyde can be prepared from cyclohexene, via copper-catalyzed oxidation with persulfate. It can also be synthesized from mercuric sulfate and cyclohexene.

Application

Cyclopentanecarboxaldehyde may be used in the synthesis of:
  • D,L-trans-2-cyclopentylmethylene-1-nitroso-1-(2-hydroxycyclohexyl)hydrazine
  • ethyl 5-cyclopentyl-5-hydroxy-2-pentenoate
  • ethyl 3-cyclo entyl-3-hydroxy-2-vinylpropanoate

pictograms

FlameExclamation mark
GHS02,GHS07

signalword

Warning

Hazard Classifications

Aquatic Chronic 3 - Eye Irrit. 2 - Flam. Liq. 3 - Skin Irrit. 2 - STOT SE 3

target_organs

Respiratory system

Storage Class

3 - Flammable liquids

wgk

WGK 3

flash_point_f

82.9 °F - closed cup

flash_point_c

28.3 °C - closed cup

ppe

Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter

Regulatory Information

危险化学品
This item has

Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number
MKCT1972
SHBM3697
SHBK5603
SHBC8421V
13196BMV

Don't see the Right Version?

If you require a particular version, you can look up a specific certificate by the Lot or Batch number.

Search for a COA

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

2-Hydroxycyclohexylhydrazines. II. 1 Reaction with Nitrous Acid.
Taguchi T, et al.
The Journal of Organic Chemistry, 29(5), 1104-1106 (1964)
Mechanism of oxidation of the 2-hydroxycyclohexyl radical to cyclopentanecarbaldehyde by copper ions in aqueous solutions.
Masarwa M, et al.
Inorganic Chemistry, 30(8), 1849-1854 (1991)
Cyclopentanecarboxaldehyde.
Grummitt O, et al.
Organic Syntheses, 26-26 null
The Synthesis of Some δ-Lactones of α,β,δ-Trihydroxy Acids1.
English Jr J, et al.
Journal of the American Chemical Society, 73(2), 615-618 (1951)

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service